Normalize path to Unix-style for Windows

Author: lisachenko

Diff for: src/Instrument/FileSystem/Enumerator.php

@@ -61,7 +61,7 @@ public function enumerate()
         $iterator = new \RecursiveIteratorIterator(
             new \RecursiveDirectoryIterator(
                 $this->rootDirectory,
-                \FilesystemIterator::SKIP_DOTS
+                \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::UNIX_PATHS
             )
         );
 

Diff for: src/Instrument/Transformer/WeavingTransformer.php

@@ -271,8 +271,7 @@ private function saveProxyToCache($class, $child)
 
         $cacheDir          = $this->cachePathManager->getCacheDir() . $cacheDirSuffix;
         $relativePath      = str_replace($this->options['appDir'] . DIRECTORY_SEPARATOR, '', $class->getFileName());
-        $classSuffix       = str_replace('\\', DIRECTORY_SEPARATOR, $class->getName()) . '.php';
-        $proxyRelativePath = $relativePath . DIRECTORY_SEPARATOR . $classSuffix;
+        $proxyRelativePath = str_replace('\\', '/', $relativePath . '/' . $class->getName() . '.php');
         $proxyFileName     = $cacheDir . $proxyRelativePath;
         $dirname           = dirname($proxyFileName);
         if (!file_exists($dirname)) {